* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

em,
i {
    font-style: normal
}

li {
    list-style: none
}

img {
    border: 0;
    vertical-align: middle
}

button {
    cursor: pointer
}

a {
    color: #666;
    text-decoration: none
}

a:hover {
    color: #c81623
}

button,
input {
    font-family: Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif
}

body {
    -webkit-font-smoothing: antialiased;
    background-color: #addeff;
    font: 12px/1.5 Microsoft YaHei, Heiti SC, tahoma, arial, Hiragino Sans GB, "\5B8B\4F53", sans-serif;
    color: #666;
}

/* 以上css reset */

.player {
    position: relative;
    width: 80px;
    position: fixed;
    right: 30px;
    top: 10px;
    white-space: wrap;
}

.player>button {
    width: 80px;
    height: 20px;
    margin-bottom: 5px;
    background: #fff;
    border: 1px solid rgba(0, 0, 0, .5);
    border-radius: 4px;
}
.player>button:hover{
    opacity: 0.8;
}
.introduce {
    padding: 20px;
    height: 40vh;
    overflow: scroll;
    overflow-x: hidden;
}

.canvas {
    bottom: 0;
    height: 60vh;
}

.icon {
    width: 1em; height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
    width: 30px;
    height: 30px;
}

.tip{
    font-size: 14px;
    color:#090723;
    line-height: 30px;
    position: absolute;
    width: 150px;
    left: -150px;
    bottom: -40px;
}


